SECURITRON AccuPower AQD2 Series

The Securitron® AccuPower® AQD2 Series of switching power supplies are dual-voltage, supervised units with battery charger. These units are field selectable, with a fast battery charge reserve. They provide 4 A at 12 VDC or 1.5 A at 24 VDC continuous, with up to sixteen (16) independently controlled, power-limited outputs.

  • All combinations of AQ power supplies and distribution boards are UL listed
  • Dual voltage 12 or 24 VDC field selectable continuous output
  • Up to 89% efficiency which results in decreased operating costs and lengthens the lifespan of electronics
  • Tolerates brownout or overvoltage input 15% of nominal voltage
  • Thermal shutdown protection with auto restart
  • Circuit breaker protects against overcurrent and reverse battery faults
  • Dedicated battery charging circuit prevents overvoltage on locking devices
  • Low battery cutoff at 9 V at 12 V and 18 V at 24V
  • Available with a single relay fire trigger or individually triggered relayed outputs
  • Magnacare lifetime replacement, no fault warranty


  • 12 VDC or 24 VDC field selectable output
  • 115 or 230 VAC input
  • Supports up to two (2) sealed gel, AGM or wet lead acid batteries
  • Up to 90% efficiency
  • Low voltage ripple design as low as 240mVp-p


Enclosure: 14" L x 14" W x 4 3/4" H

Operating Temperature: -4° F to +122° F (-20° C to +50° C) 

Base Material: Enclosure: steel

Patents, Approvals, Listings:

  • ANSI/UL 294 Listed
  • ANSI/UL 603 Listed
  • ULC-S318-96 Listed
  • ULC-S533 Listed
  • RoHS lead free
  • REACH Compliant

Part Number: PS-AQD4-8F8R2



Powder coat: Beige